ask for some help

hello ～
sorry ，
my english are not so good ， i try to make you understand what i talk about ：

now i have a big plan ，im a app developer ，i want develop an app about beer .

so i need some picture ，i really like your webs ，and really like that picture ，i want
use that picture .but i dont have much money for that ,so i want u allow me to use that picture .if my app get succeed,and get money .i will pay your back.

And,if you cant gave me that picture, its ok ,i also will use your picture ,and my app will download for free.